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(11)

EP 3 519 454 A1

(12)

(43) Date of publication: 07.08.2019 Bulletin 2019/32 (21) Application number: 17787986.3 (22) Date of filing: 21.09.2017

(51) International Patent Classification (IPC):  C08F 10/02(2006.01) C08F 4/654(2006.01) C08F 4/657(2006.01) (86) International application number: PCT/US2017/052602 (87) International publication number: WO 2018/063899 (05.04.2018 Gazette 2018/14)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 29.09.2016 US 201662401353 P (71) Applicant: Dow Global Technologies LLC Midland, MI 48674 (US)	(72) Inventors: CHEN, Linfeng Freeport TX 77541 (US) SPRINGS, Marc A. Angleton TX 77515 (US) DEMIRORS, Mehmet Pearland, Texas 77584 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8, Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)